Amazon, Target and Walmart have stopped selling water beads marketed for children

UNITED STATES — Amazon, Target and Walmart have voluntarily stopped selling water beads marketed for children after government officials, lawmakers and public health professionals called for a ban on the toys. Water beads are tiny balls made out of extremely absorbent polymer material. When exposed to liquid, they can expand to 100 times their initial size and weight, according to the Consumer Product Safety Commission... cnn.com